/* bzflag
 * Copyright (c) 1993-2020 Tim Riker
 *
 * This package is free software;  you can redistribute it and/or
 * modify it under the terms of the license found in the file
 * named COPYING that should have accompanied this file.
 *
 * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#include "common.h"

/* interface header */
#include "CustomDynamicColor.h"

/* system implementation headers */
#include <sstream>
#include <vector>
#include <string.h>

/* common implementation headers */
#include "DynamicColor.h"


CustomDynamicColor::CustomDynamicColor()
{
    color = new DynamicColor;
    return;
}


CustomDynamicColor::~CustomDynamicColor()
{
    delete color;
    return;
}


bool CustomDynamicColor::read(const char *cmd, std::istream& input)
{
    int channel = -1;

    if (strcasecmp ("red", cmd) == 0)
        channel = 0;
    else if (strcasecmp ("green", cmd) == 0)
        channel = 1;
    else if (strcasecmp ("blue", cmd) == 0)
        channel = 2;
    else if (strcasecmp ("alpha", cmd) == 0)
        channel = 3;
    else
    {
        // NOTE: we don't use a WorldFileObstacle
        return WorldFileObject::read(cmd, input);
    }

    // in case WorldFileObject() at a later date
    if (channel < 0)
    {
        std::cout << "unknown color channel" << std::endl;
        return false;
    }

    std::string args;
    std::string command;
    std::getline(input, args);
    std::istringstream parms(args);
    input.putback('\n');

    if (!(parms >> command))
    {
        std::cout << "missing parameter type for "
                  << cmd << " channel" << std::endl;
        return false;
    }

    if (strcasecmp (command.c_str(), "limits") == 0)
    {
        float min, max;
        if (!(parms >> min >> max))
        {
            std::cout << "missing limits for " << cmd << " channel" << std::endl;
            return false;
        }
        color->setLimits(channel, min, max);
    }
    else if (strcasecmp (command.c_str(), "sinusoid") == 0)
    {
        float data[3];
        if (!(parms >> data[0] >> data[1] >> data[2]))
        {
            std::cout << "missing sinusoid parameters for " << cmd << " channel"
                      << std::endl;
            return false;
        }
        color->addSinusoid(channel, data);
    }
    else if (strcasecmp (command.c_str(), "clampup") == 0)
    {
        float data[3];
        if (!(parms >> data[0] >> data[1] >> data[2]))
        {
            std::cout << "missing clampup parameters for " << cmd << " channel"
                      << std::endl;
            return false;
        }
        color->addClampUp(channel, data);
    }
    else if (strcasecmp (command.c_str(), "clampdown") == 0)
    {
        float data[3];
        if (!(parms >> data[0] >> data[1] >> data[2]))
        {
            std::cout << "missing clampdown parameters for " << cmd << " channel"
                      << std::endl;
            return false;
        }
        color->addClampDown(channel, data);
    }
    else if (strcasecmp (command.c_str(), "sequence") == 0)
    {
        float period, offset;
        std::vector<char> list;
        if (!(parms >> period >> offset))
        {
            std::cout << "missing sequence period for " << cmd << " channel"
                      << std::endl;
            return false;
        }
        int tmp;
        while (parms >> tmp)
            list.push_back((char)tmp);
        color->setSequence(channel, period, offset, list);
    }
    else
        return false;

    return true;
}


void CustomDynamicColor::writeToManager() const
{
    color->setName(name);
    if ((name.size() > 0) && (DYNCOLORMGR.findColor(name) >= 0))
    {
        std::cout << "warning: duplicate dynamic color"
                  << " (" << name << ")" << std::endl;
    }
    color->finalize();
    DYNCOLORMGR.addColor (color);
    color = NULL;
    return;
}


// Local variables: ***
// mode: C++ ***
// tab-width: 4***
// c-basic-offset: 4 ***
// indent-tabs-mode: nil ***
// End: ***
// ex: shiftwidth=4 tabstop=4
